Find the 15th term of the sequence 20, 15, 10 . , ,
A. -45 B. -55 C. -50 D. 0 Answer: Option CShow Answer
Solution(By Apex Team)
$\begin{aligned}\text{15th term} &= \text{a + 14d = 20 + 14 × (-5)}\\ &=\text{20 – 70}\\ &=\text{-50 }\end{aligned}$
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